High alumina fire brick SK34 for blast furnace, refractory brick, fire bricks

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Shanghai
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1 m.t.
Supply Capability:
111 m.t./month

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Specifications

High alumina fire bricks 
1.High refractoriness 
2.High cold crushing strength 
3.Strong abrasion and corrosion resistan

High alumina fire bricks

 

Product Description

  

item SK-32SK-34SK-36SK-37SK-38
AI2O3(%)3842506570
Fe2O3 (%)32.5220.3
Refractoriness (SK)3234363738
Refractoriness under load, 0.2MPa, Ta, ((°C)13001350145015501580
Porosity (%)22-2619-2320-242318
Bulk density (g/cm³)2.052.1-2.152.3-2.42.52.62
Cold crushing strength (MPa)2525454551
Thermal expansion at 1000°C (%)0.60.60.30.5-0.70.6


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